package com.sh.personnel.mapper;

import org.apache.ibatis.annotations.Select;
import org.springframework.stereotype.Repository;

/**
 * @author 林思浩
 * @date 2020/03/12 14:11
 */
@Repository
public interface InitMapper {

    //初始化获取工号
    @Select("SELECT MAX(username) FROM tb_user")
    String getMaxUsername();

}
